Meet Our Experts
Our Principals
Brad Brechwald, PE, PLS
CEO, President
Thomas Zehnder, PE
Principal
Jorge Aguilar, PE
Principal
Robert Miller, PE
Principal
Kari Wagner, PE
Principal and Director of Water Resources
Bryan Childress, PE
Principal and Director of Mechanical Engineering
Ethan Pence, PE
Civil Engineer
Alex Murray, PE
Civil Engineer
Paula Cappiello
Senior Accountant
Marcus Jackson
Senior Program Manager
Valerie Huff, PE
Senior Civil Engineer
Sarah Huffman, PE
Civil Engineer
Conner Kelly, PE
Associate Engineer
Anthony Lehman
Assistant Resident Engineer
Travis Vasquez, PE
Associate Engineer
Brett Hadley, PE, QSD/P
Senior Civil Engineer
Erik Rutherford, PE
Senior Mechanical Engineer
Bryce Dilger, PLS
Senior Land Surveyor II
Ann Sever, PLA 4038
Senior Landscape Architect
Ioanna Bruno
Landscape Designer
Lonnie Richardson
Senior Project Analyst
Olivia Williams
Associate Engineer
John Wallace, PE
Consulting Engineer
Alvaro Escobedo
Associate Engineer
Brandon Puccini
Associate Engineer
Tony Scalise
Assistant Resident Engineer
Steven Tanaka, PE, CSI, CCS
Principal Civil Engineer
Nick Sine, LSIT
Survey Technician
Gabriela Mendoza
Marketing Coordinator
Zachary Caipang, PE
Associate Engineer
Matt Valez
Office Manager
Ryan Burmaster
Survey Technician
Marilynn Connell
Landscape Designer
George Marchenko, PLS
Senior Land Surveyor
Tina Mayer, PE
Principal Civil Engineer
Samar Saliba
Accounting
Luz Garcia, PLS
Professional Land Surveyor
Zac Powell, EIT
Associate Engineer
Rachel Hawthorne, PE
Director of Civil and Transportation Engineering
Alexandra Cass
Associate Engineer
Clayton Bradshaw, PE, PLS
Director of Surveying
Suzanne Baird. PLA 6114
Landscape Architect
Zach Markow, PE
Civil Engineer
Lee Faraca, PE
Civil Engineer
Mark Madonna, PE
Survey Technician
Wen Bin Sullivan, PE
Civil Engineer
Daniel Herrera
Survey Technician
Ralph Schell
Senior Civil Designer
Jamie Platz, PE
Senior Civil Engineer
Nate Whitcare, PE
Senior Designer
Heather Johnson
Reception & Admin
Bill Lindahl, PE
Senior Mechanical Engineer
Sonil Kim
Assistant Resident Engineer
Jamie Rogers
Marketing Coordinator
Zachary Teske, PE
Director of Construction Management
Kathy Redden
Executive Assistant
Bria diCicco
Marketing & Business Development Manager
Marco Castaneda, PLS
Professional Land Surveyor
Glenn Rider
Senior Environmental Compliance Specialist
Cris Disarufino
Senior Civil Designer
Greg Hulburd, PE, QSD/P
Civil Engineer
Skye Thomas, PLS
Senior Land Surveyor
Josh Whipple
Senior Mechanical Designer
Julie Rae Wilson
Controller
Michael Hausman, PE
Civil Engineer
Jenna Mitchell
Human Resources Manager
Tim Peterson
Project Analyst Compliance Inspector
Matt Wilkins, PLA, ASLA, APA
Director of Landscape Architecture
Bill Callahan
Senior Environmental Compliance Specialist
Jenni Metzger
Project Analyst
Want to make our communities better?
